Self-defense device



FIG. 1 is a top/front perspective view of the self-defense device;

FIG. 2 is a front view of the self-defense device;

FIG. 3 is a back view of the self-defense device;

FIG. 4 is a left side view of the self-defense device;

FIG. 5 is a right side view of the self-defense device;

FIG. 6 is a front/side perspective view showing how the self-defense device fits into the palm of a hand; and,

FIG. 7 is a top perspective view showing how the self-defense device is attached to a hand.

The hands depicted by the broken lines in FIGS. 6 and 7 represent environment, and form no part of the claimed design. 

CLAIM We claim the ornamental design for a self-defense device, as shown and described. 